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  2. ANSI/ASME Y14.1 - Wikipedia

    en.wikipedia.org/wiki/ANSI/ASME_Y14.1

    A size chart illustrating the ANSI sizes. In 1992, the American National Standards Institute adopted ANSI/ASME Y14.1 Decimal Inch Drawing Sheet Size and Format, [1] which defined a regular series of paper sizes based upon the de facto standard 8 + 1 ⁄ 2 in × 11 in "letter" size to which it assigned the designation "ANSI A".

  3. Perforated hardboard - Wikipedia

    en.wikipedia.org/wiki/Perforated_hardboard

    Perforated hardboard and similar systems are made of a variety of materials, each of which has different characteristics that affect the range of possible uses. Standard perforated hardboard is made of wood fibers, usually with the addition of resin , and tempered by coating with a thin layer of linseed oil and baking at a high temperature to ...

  4. Hardboard - Wikipedia

    en.wikipedia.org/wiki/Hardboard

    Tempered hardboard is used in construction siding. Perforated hardboard. Perforated hardboard, also called pegboard, is tempered hardboard that has a uniform array of 1 ⁄ 8-or-1 ⁄ 4-inch (3.2 or 6.4 mm) holes in it, into which tool-hanging hooks or store fixtures can be placed.

  5. Fiberboard - Wikipedia

    en.wikipedia.org/wiki/Fiberboard

    Fiberboard manufacture begins with wood chipping: fresh or recycled wood material is cut and sorted to small pieces of similar size. Chips are washed to remove things such as dirt and sand. Metal scraps such as nails can be removed with a magnet placed over a conveyor belt on which the chips move forward.

  6. Janka hardness test - Wikipedia

    en.wikipedia.org/wiki/Janka_hardness_test

    When testing wood in lumber form, the Janka test is always carried out on wood from the tree trunk (known as the heartwood), and the standard sample (according to ASTM D143) is at 12% moisture content and clear of knots. [3] The hardness of wood varies with the direction of the wood grain. Testing on the surface of a plank, perpendicular to the ...

  7. Sheet metal - Wikipedia

    en.wikipedia.org/wiki/Sheet_metal

    Sheet metal is metal formed into thin, flat pieces, usually by an industrial process. Thicknesses can vary significantly; extremely thin sheets are considered foil or leaf, and pieces thicker than 6 mm (0.25 in) are considered plate, such as plate steel, a class of structural steel. Sheet metal is available in flat pieces or coiled strips.

  8. List of DIN standards - Wikipedia

    en.wikipedia.org/wiki/List_of_DIN_standards

    Measurement and control – Measurement and control instruments for panel mounting – Nominal front- and cut-out-dimensions: Withdrawn: DIN IEC 61554: IEC 61554: DIN 43780: Electrical measuring instruments; direct acting indicating electrical measuring instruments and their accessories: Withdrawn: DIN EN 60051-1: EN 60051-1: DIN 43802-2

  9. Medium-density fibreboard - Wikipedia

    en.wikipedia.org/wiki/Medium-density_fibreboard

    A sample of MDF. Medium-density fibreboard (MDF) is an engineered wood product made by breaking down hardwood or softwood residuals into wood fibre, often in a defibrator, combining it with wax and a resin binder, and forming it into panels by applying high temperature and pressure. [1]

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